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Forum: 60 & Older Pontiac TECH 02-06-2021, 11:27 PM
Replies: 8
Views: 1,970
Posted By Sirrotica
I assume that they have the codes cast in same as...

I assume that they have the codes cast in same as the later heads did. From Wallace Racing the casting numbers (536109) seem to be the same as do the 2 digit code (69)
Forum: 60 & Older Pontiac TECH 02-06-2021, 05:42 PM
Replies: 8
Views: 1,970
Posted By Sirrotica
In 1960 they had a slew of CRs, and the lowest...

In 1960 they had a slew of CRs, and the lowest compression with the tiny Rochester 2 bbl, it had dished pistons, besides the head modifications. Pontiac used the same 2bbl that the early tri-powers...
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